CVE-2024-12084— Rsync: heap buffer overflow in rsync due to improper checksum length handling
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I. Basic Information for CVE-2024-12084
Vulnerability Information
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Vulnerability Title
Rsync: heap buffer overflow in rsync due to improper checksum length handling
Source: NVD (National Vulnerability Database)
Vulnerability Description
A heap-based buffer overflow flaw was found in the rsync daemon. This issue is due to improper handling of attacker-controlled checksum lengths (s2length) in the code. When MAX_DIGEST_LEN exceeds the fixed SUM_LENGTH (16 bytes), an attacker can write out of bounds in the sum2 buffer.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
堆缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
Rsync 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Rsync是RsyncProject开源的一款快速且用途广泛的文件复制工具。用于远程文件和本地文件。 Rsync 3.4之前版本存在安全漏洞，该漏洞源于存在基于堆的缓冲区溢出，攻击者可以在sum2缓冲区中写入越界内容。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Shenlong Deep Dive — AI Deep Analysis
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Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Red Hat | Red Hat Enterprise Linux 10 | 0:3.4.1-2.el10 ~ * | cpe:/o:redhat:enterprise_linux:10.0 | |
| Red Hat | Red Hat Enterprise Linux 6 | - | cpe:/o:redhat:enterprise_linux:6 | |
| Red Hat | Red Hat Enterprise Linux 7 | - | cpe:/o:redhat:enterprise_linux:7 | |
| Red Hat | Red Hat Enterprise Linux 8 | - | cpe:/o:redhat:enterprise_linux:8 | |
| Red Hat | Red Hat Enterprise Linux 9 | - | cpe:/o:redhat:enterprise_linux:9 | |
| Red Hat | Red Hat OpenShift Container Platform 4 | - | cpe:/a:redhat:openshift:4 |
II. Public POCs for CVE-2024-12084
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | None | https://github.com/themirze/cve-2024-12084 | POC Details |
| 2 | A heap-based buffer overflow flaw was found in the rsync daemon. This issue is due to improper handling of attacker-controlled checksum lengths (s2length) in the code. When MAX_DIGEST_LEN exceeds the fixed SUM_LENGTH (16 bytes), an attacker can write out of bounds in the sum2 buffer. | https://github.com/rxerium/CVE-2024-12084 | POC Details |
| 3 | heap overflow allowing execution of arbitrary commands | https://github.com/0xSigSegv0x00/cve-2024-12084 | POC Details |
| 4 | heap overflow allowing execution of arbitrary commands | https://github.com/fatcatresearch/cve-2024-12084 | POC Details |
| 5 | A easy poc for CVE-2024-12084. | https://github.com/InkeyP/CVE-2024-12084 | POC Details |
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- 2330527 – (CVE-2024-12084) CVE-2024-12084 rsync: Heap Buffer Overflow in Rsync due to Improper Checksum Length Handlingissue-trackingx_refsource_REDHAT
- https://nvd.nist.gov/vuln/detail/CVE-2024-12084
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V. Comments for CVE-2024-12084
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